TY - GEN AU - Thomas, Jeanice M. Brown AU - Duewer, David L. AU - Kline, Margaret C. AU - May, Willie E. AU - Craft, Neal E. C2 - , National Institute of Standards and Technology, Gaithersburg, MD DA - 2016-08-01 04:08:00 DO - https://doi.org/10.6028/NIST.IR.7880-35 LA - en PB - , National Institute of Standards and Technology, Gaithersburg, MD PY - 2016 TI - NIST Micronutrients Measurement Quality Assurance Program Winter, Spring, and Fall 1989 Comparability Studies: Results for Round Robins XV, XVI, and XVII Fat-Soluble Vitamins and Carotenoids in Human Serum: ER -